Flexible Duct, Aluminum Hose, Drain Pipe manufacturer / supplier in China, offering Semi Rigid Aluminum Flexible Duct with Screw Clamps 180mm X3.0m, Flexible Semi Rigid Aluminum Duct for Water Heater 130mm X 2.4m, Flexible Duct for Water Heater 80mm X2.0m and so on.
Zhenglong Hose is a professional manufacturer of thermoplastic, aluminum, flexible hose and duct for industry standard applications. These products are typically used in ventilation & drain systems, as parts of electrical appliances, such as air-conditioner, waterheater, range hood, vacuum cleaner, ventilator, etc.
Besides, we develop and quote on custom pipes and other plastic fittings. We also help to design the products to meet your specifications.
Established in 2001, located in Hangzhou, China, ...